ASTM A252 Welded Karfe bututun Bayani
ASTM A252 ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun bututu ne na welded da maras sumul. Yana rufe kaurin bango mara ƙima, daraja, da nau'in ƙarfe.
Tulin bututun ƙarfe na iya zama ko dai welded ko maras sumul kuma ana samun su cikin diamita daban-daban da kaurin bango don dacewa da buƙatun ɗaukar nauyi daban-daban. Ana amfani da su da yawa a ayyukan gine-gine inda yanayin ƙasa ke buƙatar goyon bayan tushe mai zurfi, kamar a yankunan bakin teku, bakin kogi, ko wuraren da ƙasa mai laushi ko sako-sako.
| Samfura | ASTM A252 Karfe Welded Karfe Bututu |
| Kayan abu | Karfe Karfe |
| Ƙayyadaddun bayanai | OD 219-2020mm Kauri: 8.0-20.0mm Tsawon: 6-12m |
| Daidaitawa | GB/T9711-2011,API 5L, ASTM A53, A36, ASTM A252 |
| Surface | Baƙar fata na halitta ko 3PE ko FBE |
| Ƙarshe | Ƙarshen Ƙarshe ko Ƙarshen Ƙarshe |
| tare da ko ba tare da iyakoki ba |
ASTM A252 Welded Karfe bututu Piles Mechanical Properties
| Karfe daraja | Ƙarfin Ƙarfin Ƙarfin Ƙarfafawa | Ƙarfin Ƙarfin Ƙarfi | Tsawaita don kaurin bango mara ƙima 7.9mm ko fiye |
| MPa | MPa | Tsawaitawa cikin 50.8mm,min,% | |
| Darasi na 1 | 205 | 345 | 30 |
| Darasi na 2 | 240 | 415 | 25 |
| Darasi na 3 | 310 | 455 | 20 |
ASTM A252 Welded Karfe bututu Piles Control Quality Control
1) A lokacin da kuma bayan samarwa, ma'aikatan 4 QC tare da fiye da shekaru 5 sun gwada samfurori a cikin bazuwar.
2) dakin gwaje-gwaje na ƙasa tare da takaddun shaida na CNAS
3) Amintaccen dubawa daga wani ɓangare na uku da aka zaɓa / biya ta mai siye, kamar SGS, BV.
4) Malesiya, Indonesia, Singapore, Philippines, Australia, Peru da UK sun amince da su. Mun mallaki UL / FM, ISO9001/18001, FPC takaddun shaida
